import 'package:flutter/material.dart';

class SignPage extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return const Center(
        child: Text(
      "数据签名验签",
      style: TextStyle(
        fontSize: 24.0, // 直接指定逻辑像素单位
      ),
    ));
  }
}
